| PPW Outages |
| Sep 04, 2025 - Sep 08, 2026 |
| Report created on Sep 08, 2025 at 15:14 (PPT) |
| Outage Name |
Outage Id |
Company | Facility | Flow Gate |
Segment/ JOTSFacility |
Original TTC In |
Original TTC Out |
New TTC |
Start Time (PPT) | Stop Time (PPT) | Status | Outage Category |
Outage Type |
Path Impact |
Report TPs |
Annotation | Creation Time (PPT) | EventId | Last Updated (PPT) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PPW 171983 | 10361 | PPW | Riverton: 230 kV Cap Bank S/C 472 | 0.0 | 0.0 | 0.0 | 2021-02-18 09:03 | 2025-12-23 17:00 | ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Riverton: 230 kV Cap Bank S/C 472: | 2022-11-14 00:32 | 75797 | 2025-06-30 15:01 | ||
| PPW 175805 | 9275 | PPW | Hemingway-Summer Lake 500 kV line (Path 75 Schedule Limitation) | H500-SMLK(PPW) H500-SMLK(PPW) |
1500.0 1500.0 |
1500.0 1500.0 |
1386.0 1386.0 |
2021-06-02 12:00 2024-12-04 12:00 |
2024-12-04 12:00 2025-12-31 12:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Hemingway-Summer Lake 500 kV line (Path 75 Schedule Limitation)..:Path Restriction Notes: Path 75 Westbound = 1386.: | 2021-12-21 14:06 | 80760 | 2024-12-04 08:04 | |
| PPW 24-00488 | 15058 | PPW | Burns: Series Cap Segment #1 & 2,Burns: MO 11D10 BYPASS,Burns: BURNSBNW 11D555 GND SW,Burns: BURNSBN | BORA-M500(PPW) PACW-SMLK(PPW) SMLK-H500(PPW) BORA-M500(PPW) PACW-SMLK(PPW) SMLK-H500(PPW) BORA-M500(PPW) PACW-SMLK(PPW) SMLK-H500(PPW) |
1090.0 550.0 100.0 1090.0 550.0 100.0 1090.0 550.0 100.0 |
1090.0 550.0 100.0 1090.0 550.0 100.0 1090.0 550.0 100.0 |
1090.0 550.0 100.0 1070.0 535.0 96.0 1070.0 535.0 96.0 |
2024-01-09 03:48 2024-01-09 03:48 2024-01-09 03:48 2024-01-09 03:48 2024-01-09 03:48 2024-01-09 03:48 2025-11-07 16:00 2025-11-07 16:00 2025-11-07 16:00 |
2024-01-09 03:48 2024-01-09 03:48 2024-01-09 03:48 2025-11-07 16:00 2025-11-07 16:00 2025-11-07 16:00 2025-11-18 16:00 2025-11-18 16:00 2025-11-18 16:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Investigating a possible failure of relay voltage sensing component.:Path 75 limited to 507 (Midpoint Series Caps bypassed for maint). SMLK-H500 = 96; BORA-M500 = 959;: | 2024-01-03 10:34 | 138306 | 2025-09-08 12:00 | |
| PPW 24-06062 | 16750 | PPW | Path 25 Schedule Limitation (Cascade 115 kV Tie) | CRAGVIEW-PACW(PPW) CRAGVIEW-PACW(PPW) |
108.0 108.0 |
108.0 108.0 |
0.0 0.0 |
2024-04-09 00:00 2024-04-09 02:35 |
2024-04-09 02:35 2026-04-09 00:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:CRAGVIEW-PACW TTC = 0 PER PLANNING.:CRAGVIEW-PACW = 0 INDEFINITELY: | 2024-04-09 09:34 | 143888 | 2025-04-07 18:15 | |
| PPW 24-06351 | 18270 | PPW | Threemile Knoll: TIE CB 335,Threemile Knoll: CB 335 W Bus Disc,Threemile Knoll: SWITCH 356A | 0.0 | 0.0 | 0.0 | 2024-04-12 22:23 | 2025-12-31 17:00 | ACTIVE | TRANSMISSION | FORCED | ONPATH | PPW | continuous:***Commissioning Required*** Investigate failure of CB 335. : | 2025-08-15 14:08 | 144180 | 2025-08-15 14:08 | ||
| PPW 24-15751 | 17530 | PPW | Threemile Knoll: Series Cap C2,Threemile Knoll: Series Cap C1 | JBSN-JB345(PPW) NUT-PATHC(PPW) PATHC-NUT(PPW) NUT-PATHC(PPW) NUT-PATHC(PPW) JBSN-JB345(PPW) PATHC-NUT(PPW) |
1600.0 0.0 1600.0 1172.0 1060.0 1600.0 1600.0 |
1600.0 0.0 1600.0 1172.0 1060.0 1600.0 1600.0 |
1417.0 0.0 1600.0 1172.0 1060.0 1433.0 1480.0 |
2024-09-18 00:30 2024-09-18 00:30 2024-09-18 00:30 2024-11-01 00:00 2025-04-01 00:00 2025-06-09 19:09 2025-06-09 19:09 |
2025-06-09 19:09 2024-11-01 00:00 2025-06-09 19:09 2025-04-01 00:00 2025-06-09 19:09 2025-12-31 17:30 2025-12-31 17:30 |
ACTIVE | TRANSMISSION | FORCED | ONPATH | PPW | continuous:Computer/controller for Series caps needs to be repaired/replaced. Tech support needed from Hitachi.:JBSN-JB345 = 2150. PacifiCorp = 1433. IPCo = 717 NUT-PATHC = 730 Summer/730 Winter. PATHC-NUT = 1480 Summer/1560 Winter. JBSN-JB345 = 2150. PacifiCorp = 1433. IPCo = 717 NUT-PATHC = 950 Summer/951 Winter. PATHC-NUT = 1480 Summer/1580 Winter.: | 2024-11-30 22:07 | 153619 | 2025-06-09 19:12 | |
| PPW 24-16609 | 18322 | PPW | Oquirrh-Terminal #1 345 kV line | 0.0 | 0.0 | 0.0 | 2024-10-25 07:52 | 2025-09-18 00:00 | ACTIVE | TRANSMISSION | URGENT | ONPATH | PPW | continuous:Relocate the Oquirrh-Terminal #1 345 kV line:No impact under normal conditions.: | 2025-09-05 14:37 | 154477 | 2025-09-05 14:37 | ||
| PPW 25-02017 | 17629 | PPW | Crag View-PG&E Cascade section of the PG&E Cascade-Weed Junction 115 kV line | CRAG-CRAGVIEW(PPW) CRAGVIEW-CRAG(PPW) |
45.0 75.0 |
45.0 75.0 |
45.0 75.0 |
2025-06-30 06:00 2025-06-30 06:00 |
2025-10-31 17:00 2025-10-31 17:00 |
CANCELLED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Line reconductoring. Replacing structures.:CRAG-CRAGVIEW & CRAGVIEW-CRAG = 0. CRAG-CRAGVIEW & CRAGVIEW-CRAG = 0.: | 2025-01-28 13:43 | 161094 | 2025-06-09 11:17 | |
| PPW 25-03418 | 17689 | PPW | Crag View-PG&E Cascade section of the PG&E Cascade-Weed Junction 115 kV line | CRAG-CRAGVIEW(PPW) CRAGVIEW-CRAG(PPW) |
45.0 80.0 |
45.0 80.0 |
45.0 80.0 |
2025-06-30 07:00 2025-06-30 07:00 |
2025-10-31 17:00 2025-10-31 17:00 |
CANCELLED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Reconductor between structures.:CRAG-CRAGVIEW & CRAGVIEW-CRAG = 0.: | 2025-02-18 12:38 | 162500 | 2025-05-27 09:55 | |
| PPW 25-10324 | 17986 | PPW | Crag View-PG&E Cascade section of the PG&E Cascade-Weed Junction 115 kV line | CRAG-CRAGVIEW(PPW) CRAGVIEW-CRAG(PPW) CRAG-CRAGVIEW(PPW) CRAGVIEW-CRAG(PPW) |
45.0 75.0 45.0 75.0 |
45.0 75.0 45.0 75.0 |
45.0 75.0 0.0 0.0 |
2025-06-30 07:00 2025-06-30 07:00 2025-06-30 07:17 2025-06-30 07:17 |
2025-06-30 07:17 2025-06-30 07:17 2025-10-31 17:00 2025-10-31 17:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Line reconductoring. Replacing structures.:CRAG-CRAGVIEW & CRAGVIEW-CRAG = 0. CRAG-CRAGVIEW & CRAGVIEW-CRAG = 0.: | 2025-06-10 10:10 | 169449 | 2025-06-30 07:18 | |
| PPW 25-12844 | 18149 | PPW | Parkway: CB 17,Carlisle: CB 11 | 0.0 | 0.0 | 0.0 | 2025-07-09 13:23 | 2025-09-09 15:00 | ACTIVE | DISTRIBUTION | URGENT | ONPATH | PPW | continuous:Offload 2 MVA off PKW 17 onto CRL 11: | 2025-07-09 13:23 | 171976 | 2025-07-09 13:43 | ||
| PPW 25-13375 | 18179 | PPW | Cold Springs: XFMR 1 T-3169,Cold Springs: CS 1W27,Cold Springs: CB 3W120,Cold Springs-Hermiston 69 k | 0.0 | 0.0 | 0.0 | 2025-07-17 07:44 | 2025-09-12 09:00 | ACTIVE | TRANSMISSION | URGENT | ONPATH | PPW | continuous:Replace T-3169, CB 3W120, SW 3W119:Umatilla, Hermiston & Hinkle will be radial from BPA McNary. Network Load Service Arrangements may be required. With Cold Springs XFMR #1 out of service, Echo Wind Generation will be tied to BPA McNary. Orchard Wind restricted to 8.5MW maximum output. Umatilla, Hermiston & Hinkle will be radial from BPA McNary. Network Load Service Arrangements may be required. With Cold Springs XFMR #1 out of service, Echo Wind Generation will be tied to BPA McNary. Orchard Wind required offline.:No planned work from 6/1-9/1., No planned work from 6/1-9/1. | 2025-07-15 13:11 | 172511 | 2025-09-05 16:25 | ||
| PPW 25-13805 | 18193 | PPW | Jim Bridger-Mustang 230 kV line,Mustang-WAPA Spence 230 kV line,Jim Bridger: SWITCH 1H744 | JBSN-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-JBSN(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) JBSN-WYOCENTRAL(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-JBSN(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) |
600.0 631.0 249.0 600.0 574.0 0.0 574.0 600.0 249.0 600.0 574.0 0.0 574.0 |
600.0 631.0 249.0 600.0 574.0 0.0 574.0 600.0 249.0 600.0 574.0 0.0 574.0 |
400.0 631.0 243.0 400.0 287.0 0.0 287.0 400.0 243.0 400.0 287.0 0.0 287.0 |
2025-07-18 13:20 2025-07-18 13:20 2025-07-18 13:20 2025-07-18 13:20 2025-07-18 13:20 2025-07-18 13:20 2025-07-18 13:20 2025-09-01 17:00 2025-09-01 17:00 2025-09-01 17:00 2025-09-01 17:00 2025-09-01 17:00 2025-09-01 17:00 |
2025-09-01 17:00 2025-09-25 17:00 2025-09-01 17:00 2025-09-01 17:00 2025-09-01 17:00 2025-09-01 17:00 2025-09-01 17:00 2025-09-25 17:00 2025-09-25 17:00 2025-09-25 17:00 2025-09-25 17:00 2025-09-25 17:00 2025-09-25 17:00 |
ACTIVE | TRANSMISSION | FORCED | ONPATH | PPW | continuous:Fix Jim Bridger SW 1H744 Broken Blade :AW/4B Curve 121. WAPAEAST-WAPANORTH = 243. WYOCENTRAL-WYOEAST=287. TOT4B-WYONORTH = 631. TOT 4B = 874. JBSN-WYOC & WYOC-JBSN = 400. Potential Real Time Impact to Wyoming Generation Great Divide will be radial from WAPA Spence via Mustang. Network Load Service Arrangements may be required. AW/4B Curve 121. WAPAEAST-WAPANORTH = 243. WYOCENTRAL-WYOEAST=287. TOT4B-WYONORTH = 631. TOT 4B = 874. JBSN-WYOC & WYOC-JBSN = 400. Potential Real Time Impact to Wyoming Generation Great Divide will be radial from WAPA Spence via Mustang. Network Load Service Arrangements may be required.: | 2025-07-18 13:26 | 172941 | 2025-08-25 14:26 | |
| PPW 25-11020 | 18170 | PPW | Dixonville: 115 kV Bus Differential Relay,Dixonville: CB 2U4 | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 9999.0 |
2025-08-04 09:00 2025-08-12 12:00 |
2025-08-12 12:00 2025-10-17 16:00 |
CANCELLED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Remove and replace 115 kV Bus Differential Relay Scheme: | 2025-07-11 10:59 | 170145 | 2025-08-11 09:28 | |
| PPW 25-15876 | 18261 | PPW | Populus: 345 kV Series Capacitor #1 | JBSN-JB345(PPW) JBSN-JB345(PPW) |
1600.0 1600.0 |
1600.0 1600.0 |
1433.0 1600.0 |
2025-08-11 10:02 2025-09-05 18:32 |
2025-09-05 18:32 2025-09-05 20:00 |
COMPLETED | TRANSMISSION | FORCED | ONPATH | PPW | continuous:Cap locked out. Switch 352A would not open when attempting to switch it out on iTOA 25-15685:JBSN-JB345 = 2150. PacifiCorp = 1433. IPCo = 717.: | 2025-08-11 10:02 | 175019 | 2025-09-05 18:32 | |
| PPW 25-15397 | 18243 | PPW | Gadsby: Gadsby Unit 1 GSU XFMR 1,Gadsby: Gadsby Unit 1 GSU XFMR 2 | THERMALGEN-PACE(PPW) THERMALGEN-PACE(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-08-12 06:00 2025-08-12 06:36 |
2025-08-12 06:36 2025-09-12 17:00 |
ACTIVE | TRANSMISSION | OPPORTUNITY | ONPATH | PPW | continuous:Fire system scaffold setup and work.:Gadsby Unit #1 unavailable.: | 2025-08-05 14:27 | 174536 | 2025-08-12 06:36 | |
| PPW 25-03627 | 18235 | PPW | Prospect Central: T-3069,70,71,Prospect Central: Sw 2R264,Prospect Central: SW 3R105,Prospect Centra | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
0.0 0.0 |
2025-08-18 08:57 2025-09-12 15:00 |
2025-09-12 15:00 2025-09-25 15:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Remove existing XFMR relays and add new SEL-387E relay panel.:Prospect Hydro Project generation restricted to 14 MW.: | 2025-08-04 09:39 | 162709 | 2025-09-02 13:01 | |
| PPW 25-13622 | 18208 | PPW | Craven Creek-Naughton 230 kV line | NUT-TRONA(PPW) TRONA-NUT(PPW) NUT-TRONA(PPW) TRONA-NUT(PPW) NUT-TRONA(PPW) TRONA-NUT(PPW) |
407.0 475.0 407.0 475.0 407.0 475.0 |
407.0 475.0 407.0 475.0 407.0 475.0 |
407.0 475.0 401.0 401.0 401.0 401.0 |
2025-08-25 08:00 2025-08-25 08:00 2025-08-25 10:25 2025-08-25 10:25 2025-08-29 11:00 2025-08-29 11:00 |
2025-08-25 10:25 2025-08-25 10:25 2025-08-29 11:00 2025-08-29 11:00 2025-09-11 00:00 2025-09-11 00:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:B-condition insulator replacement:NUT-TRONA & TRONA-NUT = 401 Summer/475 Winter: | 2025-07-29 11:55 | 172758 | 2025-09-05 14:22 | |
| PPW 25-17118 | 18299 | PPW | Jim Bridger: 345/20 kV Unit #4 Main Bank (T3654) | JBSN-JB345(PPW) | 1600.0 | 1600.0 | 1600.0 | 2025-08-26 00:00 | 2025-09-05 14:20 | COMPLETED | TRANSMISSION | FORCED | ONPATH | PPW | continuous:Boiler De-slag and Fine Screen Replacement:JBSN-JB345 = 2400. PacifiCorp = 1600. IPCo = 800.:Per Transmission Network Diagram 103551.122 v49 Unit 4 XFMR is BES | 2025-08-26 00:07 | 176271 | 2025-09-05 14:20 | |
| PPW 25-13407 | 18188 | PPW | BPA, Yale: Yale Runback SPS | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 9999.0 |
9999.0 9999.0 9999.0 |
9999.0 9999.0 0.0 |
2025-08-25 08:00 2025-08-26 08:00 2025-08-26 10:57 |
2025-08-26 08:00 2025-08-26 10:57 2025-10-02 15:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Yale Runback RAS Relays Out of Service:Yale and Merwin total output limited to 175MW maximum. Merwin and Yale are restricted below 174/227 MVA (Summer/Winter): | 2025-07-18 09:19 | 172543 | 2025-08-26 10:57 | |
| PPW 25-17703 | 18308 | PPW | Dave Johnston-TSGT Laramie River Station 230 kV line,TSGT Laramie River: LS.384 | DJ-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-DJ(PPW) DJ-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-DJ(PPW) DJ-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-DJ(PPW) |
790.0 0.0 790.0 790.0 0.0 790.0 790.0 0.0 790.0 |
790.0 0.0 790.0 790.0 0.0 790.0 790.0 0.0 790.0 |
790.0 0.0 790.0 478.0 0.0 478.0 790.0 0.0 790.0 |
2025-09-03 07:00 2025-09-03 07:00 2025-09-03 07:00 2025-09-03 07:03 2025-09-03 07:03 2025-09-03 07:03 2025-10-01 07:00 2025-10-01 07:00 2025-10-01 07:00 |
2025-09-03 07:03 2025-09-03 07:03 2025-09-03 07:03 2025-09-19 15:00 2025-09-19 15:00 2025-09-19 15:00 2025-10-20 15:00 2025-10-20 15:00 2025-10-20 15:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:2025 structure replacements.:DJ-WYOEAST & WYOEAST-DJ = 442 (Dave Johnston-WAPA Stegall 230 kV line rating): | 2025-09-02 07:40 | 176862 | 2025-09-03 07:03 | |
| PPW 25-13051 | 18190 | PPW | Merwin-View Tap section of the Merwin-CCPD Cherry Grove 115 kV line | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-02 08:00 2025-09-03 07:56 |
2025-09-03 07:56 2025-09-05 17:00 |
Completed | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace the RAS Relays in Cherry Grove (Battleground) Line Bay:May be Slight Impact on South of Allston Path. Eliminates Merwin/Yale Generation Delivery to the Portland Load Area.: | 2025-07-18 10:13 | 172183 | 2025-09-03 07:56 | |
| PPW 25-17067 | 18300 | PPW | Populus: 345 kV Series Capacitor #1,Populus: SERIES CAP BYPASS SW 372A | JB345-POP(PPW) JBSN-JB345(PPW) NUT-PATHC(PPW) |
1067.0 1600.0 1060.0 |
1067.0 1600.0 1060.0 |
1067.0 1600.0 1060.0 |
2025-09-02 09:00 2025-09-02 09:00 2025-09-02 09:00 |
2025-09-05 15:00 2025-09-05 15:00 2025-09-05 15:00 |
Completed | TRANSMISSION | URGENT | ONPATH | PPW | continuous:Troubleshoot and repair SW 352A:JBSN-JB345 = 2150. PacifiCorp = 1433. IPCo = 717. JBSN-JB345 = 1600. PacifiCorp = 1067. IPCo = 533. Potential Real Time Impact to Jim Bridger Generation. JB345-POP = 533 NUT-PATHC = 1000 Summer/1172 Winter.: | 2025-08-26 10:17 | 176219 | 2025-09-02 14:54 | |
| PPW 25-16925 | 18291 | PPW | NWE Peterson-Millcreek/Anaconda 230 kV line | ANTE-MLCK(PPW) MLCK-ANTE(PPW) |
66.0 90.0 |
66.0 90.0 |
0.0 0.0 |
2025-09-04 06:00 2025-09-04 06:00 |
2025-09-04 16:00 2025-09-04 16:00 |
Completed | TRANSMISSION | URGENT | ONPATH | PPW | continuous:230kV structure changeout.:MLCK-ANTE & ANTE-MLCK = 0.: | 2025-08-22 14:33 | 176077 | 2025-08-22 14:33 | |
| PPW 25-17749 | 18309 | PPW | Clearwater Switching Station: CB 2U153,Clearwater SS-Lemolo #1 115 kV line,Lemolo 1: CB 5U920,Lemolo | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 9999.0 |
2025-09-03 07:00 2025-09-04 18:00 |
2025-09-04 16:00 2025-09-05 16:00 |
CANCELLED | TRANSMISSION | FORCED | ONPATH | PPW | continuous:DE-ENERGIZE CLEARWATER SS - LEMOLO 1 115kV & LEMOLO 1 DISTRIBUTION CB 5U920 FOR FEA "EMIGRANT FIRE"; CURRENT GROWTH PROJECTS POTENTIAL IMPACTS TO PAC ASSETS 9/3/2025:Lemolo #1 generator unavailable.: | 2025-09-02 13:47 | 176911 | 2025-09-05 16:34 | |
| PPW 25-17214 | 18302 | PPW | Jim Bridger-Populus #1 345 kV line,Populus: SERIES CAP LINE SWITCH 352A,Populus: 345 kV Series Capac | JB345-POP(PPW) JBSN-JB345(PPW) NUT-PATHC(PPW) JB345-POP(PPW) JBSN-JB345(PPW) NUT-PATHC(PPW) JB345-POP(PPW) JBSN-JB345(PPW) NUT-PATHC(PPW) JB345-POP(PPW) JBSN-JB345(PPW) NUT-PATHC(PPW) |
1067.0 1600.0 1060.0 1067.0 1600.0 1060.0 1067.0 1600.0 1060.0 1067.0 1600.0 1060.0 |
1067.0 1600.0 1060.0 1067.0 1600.0 1060.0 1067.0 1600.0 1060.0 1067.0 1600.0 1060.0 |
1067.0 1600.0 1060.0 1067.0 1600.0 1060.0 533.0 1033.0 1000.0 1067.0 1600.0 1060.0 |
2025-09-05 14:30 2025-09-05 14:30 2025-09-05 14:30 2025-09-05 15:00 2025-09-05 15:00 2025-09-05 15:00 2025-09-05 15:13 2025-09-05 15:13 2025-09-05 15:13 2025-09-05 18:00 2025-09-05 18:00 2025-09-05 18:00 |
2025-09-05 15:00 2025-09-05 15:00 2025-09-05 15:00 2025-09-05 15:13 2025-09-05 15:13 2025-09-05 15:13 2025-09-05 18:00 2025-09-05 18:00 2025-09-05 18:00 2025-09-05 20:00 2025-09-05 20:00 2025-09-05 20:00 |
COMPLETED | TRANSMISSION | URGENT | ONPATH | PPW | continuous:Switching to return line to service to reconnect jumper.:JBSN-JB345 = 1600. PacifiCorp = 1067. IPCo = 533. Potential Real Time Impact to Jim Bridger Generation. JB345-POP = 533 NUT-PATHC = 1000 Summer/1172 Winter. JBSN-JB345 = 2150. PacifiCorp = 1433. IPCo = 717. JBSN-JB345 = 2150. PacifiCorp = 1433. IPCo = 717.: | 2025-08-26 12:02 | 176370 | 2025-09-05 18:02 | |
| PPW 25-18130 | 18321 | PPW | Latham-Platte 230 kV line | AEOLUSGEN-AEOLUS(PPW) OUTAGE-WYOCENTRAL(PPW) STANDPIPE-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-STANDPIPE(PPW) WYOEAST-AEOW(PPW) AEOLUSGEN-AEOLUS(PPW) OUTAGE-WYOCENTRAL(PPW) STANDPIPE-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-STANDPIPE(PPW) WYOEAST-AEOW(PPW) AEOLUSGEN-AEOLUS(PPW) OUTAGE-WYOCENTRAL(PPW) STANDPIPE-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-STANDPIPE(PPW) WYOEAST-AEOW(PPW) |
2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 |
2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 |
2000.0 1.0 331.0 631.0 249.0 331.0 0.0 1270.0 0.0 0.0 592.0 233.0 0.0 0.0 1270.0 0.0 0.0 592.0 233.0 0.0 0.0 |
2025-09-07 06:00 2025-09-07 06:00 2025-09-07 06:00 2025-09-07 06:00 2025-09-07 06:00 2025-09-07 06:00 2025-09-07 06:00 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 |
2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 07:14 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:00 2025-09-07 16:22 2025-09-07 16:22 2025-09-07 16:22 2025-09-07 16:22 2025-09-07 16:22 2025-09-07 16:22 2025-09-07 16:22 |
COMPLETED | TRANSMISSION | URGENT | ONPATH | PPW | continuous:Loose insulator pin:AW/4B Curve 107. WAPAEAST-WAPANORTH = 233. WYOCENTRAL-STANDPIPE = 0. TOT4B-WYONORTH = 592. TOT 4B = 825. Potential Real Time Impact to Wyoming Generation: | 2025-09-05 13:53 | 177294 | 2025-09-07 16:22 | |
| PPW 25-03417 | 17688 | PPW | Malin-PG&E Round Mountain #1 500 kV line | MALIN500-RDM500(PPW) RDM500-MALIN500(PPW) MALIN500-RDM500(PPW) RDM500-MALIN500(PPW) |
800.0 612.0 800.0 612.0 |
800.0 612.0 800.0 612.0 |
625.0 416.0 800.0 612.0 |
2025-09-08 06:00 2025-09-08 06:00 2025-09-29 06:00 2025-09-29 06:00 |
2025-09-12 17:00 2025-09-12 17:00 2025-10-03 17:00 2025-10-03 17:00 |
Active | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Install lab measurement and fault initiating test equipment on primary conductors (Grounded).:MALIN500-RDM500 = 625. RDM500-MALIN500 = 416.: | 2025-02-18 12:23 | 162499 | 2025-04-10 08:52 | |
| PPW 25-17969 | 18317 | PPW | Scheduling Limitation: Path 8 Schedule Limitation (MT-NW) | ANTE-MLCK(PPW) COLSTRIP-TOWNSEND(PPW) MLCK-ANTE(PPW) |
66.0 157.0 90.0 |
66.0 157.0 90.0 |
66.0 0.0 66.0 |
2025-09-08 07:00 2025-09-08 07:00 2025-09-08 07:00 |
2025-09-11 16:00 2025-09-11 16:00 2025-09-11 16:00 |
Active | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:BPA Garrison-Taft 1 500kV Series Capacitor:COLSTRIP-TOWNSEND = 140; ANTE-MLCK = 59: | 2025-09-04 10:47 | 177131 | 2025-09-04 10:47 | |
| PPW 25-13052 | 18191 | PPW | Ariel-Merwin section of the Merwin-Cowlitz PUD Lewis River 115 kV line | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
0.0 0.0 |
2025-09-08 07:06 2025-09-08 08:00 |
2025-09-08 08:00 2025-09-12 17:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace the RAS Relays in Lewis River Bay at Merwin.:May be Slight Impact on South of Allston Path. Eliminates Merwin/Yale Generation Delivery to the Portland Load Area. Possible real time restriction of Merwin and Yale generation.: | 2025-07-18 10:57 | 172184 | 2025-09-08 07:06 | |
| PPW 25-05029 | 17751 | PPW | Circuit 1,Circuit 2,Circuit 3,Circuit 4,Circuit 5,Circuit 6,Pryor Mountain Wind: 34.5kV Bus 1 | WINDGEN-PACW(PPW) WINDGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
0.0 9999.0 |
2025-07-09 11:00 2025-09-08 08:00 |
2025-07-11 16:00 2025-09-12 16:00 |
CANCELLED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Install avian protection.:Pryor Mountain Wind circuits 1-6 (120.6MW) unavailable.: | 2025-03-14 11:21 | 164125 | 2025-03-17 12:03 | |
| PPW 25-17770 | 18310 | PPW | NWE Peterson-Millcreek/Anaconda 230 kV line | ANTE-MLCK(PPW) MLCK-ANTE(PPW) |
66.0 90.0 |
66.0 90.0 |
0.0 0.0 |
2025-09-08 08:00 2025-09-08 08:00 |
2025-09-09 14:30 2025-09-09 14:30 |
Active | TRANSMISSION | URGENT | ONPATH | PPW | continuous:230kV structure changeout.:MLCK-ANTE & ANTE-MLCK = 0.: | 2025-09-02 15:03 | 176932 | 2025-09-02 15:03 | |
| PPW 25-16581 | 18277 | PPW | Ashton: XFMR 1 | HYDROGEN-PACE(PPW) HYDROGEN-PACE(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-08 07:00 2025-09-08 08:15 |
2025-09-08 08:15 2025-09-09 15:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Doble Testing:Generation Unavailable. Ashton units will be offline: | 2025-08-19 10:57 | 175728 | 2025-09-08 08:15 | |
| PPW 25-05028 | 17750 | PPW | Pryor Mountain Wind: 34.5kV Bus 2,Pryor Mountain Wind: 34.5kV Bus 1 | WINDGEN-PACW(PPW) WINDGEN-PACW(PPW) WINDGEN-PACW(PPW) WINDGEN-PACW(PPW) |
9999.0 9999.0 9999.0 9999.0 |
9999.0 9999.0 9999.0 9999.0 |
9999.0 9999.0 0.0 0.0 |
2025-07-07 08:00 2025-09-08 08:00 2025-09-08 10:18 2025-09-10 11:00 |
2025-07-09 11:00 2025-09-08 10:18 2025-09-10 11:00 2025-09-12 16:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Install avian protection.:Pryor Mountain Wind unavailable.: | 2025-03-14 11:07 | 164124 | 2025-09-08 10:18 | |
| PPW 25-15869 | 18279 | PPW | Latham: STATCOM | TOT4B-WYONORTH(PPW) TOT4B-WYONORTH(PPW) TOT4B-WYONORTH(PPW) |
631.0 631.0 631.0 |
631.0 631.0 631.0 |
631.0 631.0 624.0 |
2025-09-08 07:00 2025-09-08 10:00 2025-09-08 11:00 |
2025-09-08 10:00 2025-09-08 11:00 2025-09-12 17:00 |
ACTIVE | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:ABB Techs Maintenance :AW/4B Curve 125. WAPAEAST-WAPANORTH = 249. TOT4B-WYONORTH = 624. TOT 4B = 880. Potential Real Time Impact to Wyoming Generation: | 2025-08-20 11:28 | 175012 | 2025-09-08 11:01 | |
| PPW 25-15765 | 18283 | PPW | Upalco-Emma Park 138 kV line | PACE-NTLOAD(PPW) PACE-VNL(PPW) VNL-PACE(PPW) |
9999.0 140.0 138.0 |
9999.0 140.0 138.0 |
0.0 0.0 0.0 |
2025-09-11 08:00 2025-09-11 08:00 2025-09-11 08:00 |
2025-09-19 14:00 2025-09-19 14:00 2025-09-19 14:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:A-condition structure replacements:PACE-VNL = 0. VNL-PACE = Ashley load. Network Load Service Arrangements may be required for Ashley. Impact to TOT-1A & CRSP Schedules. Bonanza West (Path 33) = 645.: | 2025-08-21 08:46 | 174906 | 2025-08-21 08:50 | |
| PPW 25-15268 | 18262 | PPW | Prospect Central: CB 3R18,Prospect Central: SW 3R184,Prospect Central: SW 3R188 | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-05 09:00 2025-09-12 09:00 |
2025-09-05 15:00 2025-09-12 15:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Switch out one position at a time to trip test each from the new XFMR Relaying panel.:Prospect 2 Unit 1 off-line for the duration of the outage.: | 2025-08-12 13:42 | 174407 | 2025-09-02 13:18 | |
| PPW 25-16137 | 18276 | PPW | BPA McNary-Cold Springs section of the BPA McNary-Wallula 230 kV line,Cold Springs: CS 1W27,Cold Spr | PACW-NTLOAD(PPW) WINDGEN-PACW(PPW) PACW-NTLOAD(PPW) WINDGEN-PACW(PPW) PACW-NTLOAD(PPW) WINDGEN-PACW(PPW) |
9999.0 9999.0 9999.0 9999.0 9999.0 9999.0 |
9999.0 9999.0 9999.0 9999.0 9999.0 9999.0 |
9999.0 9999.0 9999.0 9999.0 0.0 0.0 |
2025-09-03 10:00 2025-09-03 10:00 2025-09-05 10:00 2025-09-05 10:00 2025-09-12 10:00 2025-09-12 10:00 |
2025-09-03 16:30 2025-09-03 16:30 2025-09-05 16:30 2025-09-05 16:30 2025-09-12 16:30 2025-09-12 16:30 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace jumpers between SW 1W26, 1W28, cs 1W27:Umatilla, Hermiston & Hinkle will be radial from BPA McNary. Network Load Service Arrangements may be required. With Cold Springs XFMR #1 out of service, Echo Wind Generation will be tied to BPA McNary. Cold Springs will be radial from BPA McNary. Network Load Service Arrangements may be required.: | 2025-08-19 09:30 | 175281 | 2025-09-08 08:15 | |
| PPW 25-15269 | 18263 | PPW | Prospect Central: CB 3R19,Prospect Central: Sw 3R194,Prospect Central: Sw 3R198 | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-08 09:00 2025-09-13 09:00 |
2025-09-08 15:00 2025-09-13 15:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Switch out one position at a time to trip test each from the new XFMR Relaying panel.:Prospect 2 Unit 2 is unavailable for the duration of the outage.: | 2025-08-12 13:52 | 174408 | 2025-09-02 13:19 | |
| PPW 25-15687 | 18251 | PPW | Yale: 115/13 kV Bank #1 - T365880, 1, 2 | 0.0 | 0.0 | 0.0 | 2025-09-15 05:00 | 2025-09-25 18:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Annual maintenance and runner welding. Penstock and scroll case DEWATERED.: | 2025-08-08 08:54 | 174828 | 2025-08-08 08:54 | ||
| PPW 25-11976 | 18051 | PPW | Merwin-Yale 115 kV line,Merwin: CB 2P26,Merwin: CB 2P27,Merwin: 2P500 GND SW,Yale: SW 2P508 | HYDROGEN-PACW(PPW) HYDROGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-02 06:00 2025-09-15 06:00 |
2025-09-12 17:30 2025-09-26 17:30 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace structures and switches:Yale units 1 and 2 unavailable.: | 2025-07-08 14:35 | 171108 | 2025-07-30 13:41 | |
| PPW 25-07196 | 17896 | PPW | PGE Bethel-Parrish Gap 230 kV line | PACW-PACW.PGE(PPW) PACW.PGE-PACW(PPW) PACW-PACW.PGE(PPW) PACW.PGE-PACW(PPW) |
325.0 325.0 325.0 325.0 |
325.0 325.0 325.0 325.0 |
325.0 325.0 159.0 159.0 |
2025-09-02 07:00 2025-09-02 07:00 2025-09-15 07:00 2025-09-15 07:00 |
2025-09-05 18:00 2025-09-05 18:00 2025-09-18 18:00 2025-09-18 18:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace structures, 1/21, 1/23, 1/25.:PACW-PGE.PACW & PACW.PGE-PACW = 159 Summer/149 Winter Network load service arrangements may be required: | 2025-05-05 08:36 | 166298 | 2025-06-25 13:00 | |
| PPW 25-03490 | 17720 | PPW | Atlantic City: CB 1H120,Atlantic City: SW 1H118,Atlantic City-Rock Springs 230 kV line,Rock Springs: | TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) |
631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 |
631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 |
631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 571.0 235.0 287.0 0.0 287.0 |
2025-06-02 07:00 2025-06-02 07:00 2025-06-02 07:00 2025-06-02 07:00 2025-06-02 07:00 2025-07-28 07:00 2025-07-28 07:00 2025-07-28 07:00 2025-07-28 07:00 2025-07-28 07:00 2025-08-25 07:00 2025-08-25 07:00 2025-08-25 07:00 2025-08-25 07:00 2025-08-25 07:00 2025-09-15 07:00 2025-09-15 07:00 2025-09-15 07:00 2025-09-15 07:00 2025-09-15 07:00 |
2025-06-04 10:00 2025-06-04 10:00 2025-06-04 10:00 2025-06-04 10:00 2025-06-04 10:00 2025-07-30 10:00 2025-07-30 10:00 2025-07-30 10:00 2025-07-30 10:00 2025-07-30 10:00 2025-08-27 10:00 2025-08-27 10:00 2025-08-27 10:00 2025-08-27 10:00 2025-08-27 10:00 2025-09-17 10:00 2025-09-17 10:00 2025-09-17 10:00 2025-09-17 10:00 2025-09-17 10:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Breaker Minor Maintenance:AW/4B Curve 117. WAPAEAST-WAPANORTH = 235. WYOEAST-AEOW (Aeolus West) = 1632. TOT4B-WYONORTH = 571. TOT 4B = 806. Potential Real Time Impact to Wyoming Generation: | 2025-02-27 14:05 | 162572 | 2025-08-29 09:37 | |
| PPW 25-08524 | 18212 | PPW | Aeolus-Clover 500 kV line,Aeolus: 500 kV South Bus | AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) |
1394.0 1000.0 |
1394.0 1000.0 |
0.0 0.0 |
2025-09-15 07:00 2025-09-15 07:00 |
2025-09-23 07:00 2025-09-23 07:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Switch work/reactor work/Station service/Remove shoo fly at Aeolus, Little Snake, Coyote, Clover:AEOLUS-CLOVER=0; CLOVER-AEOLUS=0.: | 2025-07-30 11:41 | 167630 | 2025-07-31 10:49 | |
| PPW 25-06790 | 18284 | PPW | Dave Johnston: #1 Main Bank T2127 | THERMALGEN-PACW(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-09-15 07:00 | 2025-09-16 15:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:**Commissioning Required** Install metering CT/VT on the 115kV high side of the U1 GSU.:Dave Johnston Unit #1 unavailable.: | 2025-08-21 08:53 | 165891 | 2025-08-21 08:53 | |
| PPW 25-16657 | 18280 | PPW | Dave Johnston-TSGT Laramie River Station 230 kV line | DJ-WYOEAST(PPW) WYOEAST-DJ(PPW) DJ-WYOEAST(PPW) WYOEAST-DJ(PPW) |
790.0 790.0 790.0 790.0 |
790.0 790.0 790.0 790.0 |
790.0 790.0 478.0 478.0 |
2025-09-10 07:00 2025-09-10 07:00 2025-09-15 07:00 2025-09-15 07:00 |
2025-09-15 07:00 2025-09-15 07:00 2025-09-19 15:00 2025-09-19 15:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:**Commissioning Required** Replace CB 1H268 and SW 1H7046:DJ-WYOEAST & WYOEAST-DJ = 442 (Dave Johnston-WAPA Stegall 230 kV line rating): | 2025-08-20 13:00 | 175808 | 2025-09-05 11:00 | |
| PPW 25-15532 | 18285 | PPW | Hale-Spanish Fork 138kV line | THERMALGEN-PACE(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-09-15 08:00 | 2025-09-19 14:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:A-condition str replacements:Possible real-time restriction to Lakeside 1 (Dynamo) generation.: | 2025-08-21 09:03 | 174673 | 2025-08-21 09:03 | |
| PPW 25-03879 | 17708 | PPW | Sweet Home: Main Bus Disc CB 4M94,Sweet Home: Bypass Bus Disc CB 4M94,Sweet Home: Line Disc CB 4M94 | HYDROGEN-PACW(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-09-15 08:00 | 2025-09-19 15:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Breaker maintenance.:Fall Creek Hydro Units 1, 2, and 3 unavailable.: | 2025-02-25 10:20 | 162961 | 2025-02-25 10:20 | |
| PPW 25-13053 | 18192 | PPW | Merwin-Chelatchie Tap section of the Merwin-Yale 115 kV line | HYDROGEN-PACW(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-09-15 08:00 | 2025-09-19 17:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace the RAS Relays in Yale Lakes Line Bay.:May be Slight Impact on South of Allston Path. Eliminates Merwin/Yale Generation Delivery to the Portland Load Area. Yale units 1 and 2 unavailable.: | 2025-07-18 11:09 | 172185 | 2025-07-18 11:12 | |
| PPW 25-06481 | 17833 | PPW | Malin-PG&E Round Mountain #1 500 kV line | MALIN500-RDM500(PPW) RDM500-MALIN500(PPW) |
800.0 612.0 |
800.0 612.0 |
625.0 416.0 |
2025-09-17 06:00 2025-09-17 06:00 |
2025-09-19 17:00 2025-09-19 17:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Install lab measurement and fault initiating test equipment on primary conductors (Grounded).:MALIN500-RDM500 = 625. RDM500-MALIN500 = 416.: | 2025-04-10 08:55 | 165580 | 2025-04-10 08:55 | |
| PPW 26-00006 | 18288 | PPW | Dave Johnston: #2 Main T2130 | THERMALGEN-PACW(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-09-17 07:00 | 2025-09-18 15:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:**Commissioning Required** Install metering CT/VT on the 115kV high side of the U2 GSU:Dave Johnston Unit #2 unavailable.: | 2025-08-21 12:54 | 165892 | 2025-08-21 12:54 | |
| PPW 25-17055 | 18306 | PPW | Goshen-Threemile Knoll 345 kV line,Goshen (Idaho): TIE CB 10A5,Goshen (Idaho): LINE CB 10A8,Threemil | GSHN-TMK(PPW) JBSN-JB345(PPW) NUT-PATHC(PPW) PATHC-NUT(PPW) TMK-GSHN(PPW) |
317.0 1600.0 1060.0 1600.0 533.0 |
317.0 1600.0 1060.0 1600.0 533.0 |
117.0 1066.0 945.0 1600.0 0.0 |
2025-09-17 08:00 2025-09-17 08:00 2025-09-17 08:00 2025-09-17 08:00 2025-09-17 08:00 |
2025-09-18 14:00 2025-09-18 14:00 2025-09-18 14:00 2025-09-18 14:00 2025-09-18 14:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replacing "A" insulators:JBSN-JB345= 1950. PacifiCorp = 1300. IPCo = 650. Potential Real Time Impact to Jim Bridger Generation. JB345-TMK & TMK-JB345 = 0 NUT-PATHC = 945 Summer/900 Winter. PATHC-NUT = 1050 Summer/1050 Winter.: | 2025-08-29 11:19 | 176207 | 2025-08-29 11:29 | |
| PPW 25-13284 | 18242 | PPW | Pendleton-Athena section of the Pendleton-Walla Walla 69 kV line,Weston (OR): SW 3W31 | WINDGEN-PACW(PPW) WINDGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-04 09:00 2025-09-17 09:00 |
2025-09-04 17:00 2025-09-18 17:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replacing structure:Combine Hills Generation is restricted to 20 MW only during the line switching process (at the beginning and end of the line outage). Chopin Wind is restricted to 0 MW for the whole duration while tied to Central: | 2025-08-05 09:30 | 172418 | 2025-08-11 08:54 | |
| PPW 25-17886 | 18313 | PPW | Point of Rocks-Bitter Creek section of the Point of Rocks-Latham 230 kV line | AEOLUSGEN-AEOLUS(PPW) OUTAGE-WYOCENTRAL(PPW) STANDPIPE-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-STANDPIPE(PPW) WYOEAST-AEOW(PPW) AEOLUSGEN-AEOLUS(PPW) OUTAGE-WYOCENTRAL(PPW) STANDPIPE-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-STANDPIPE(PPW) WYOEAST-AEOW(PPW) AEOLUSGEN-AEOLUS(PPW) OUTAGE-WYOCENTRAL(PPW) STANDPIPE-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-STANDPIPE(PPW) WYOEAST-AEOW(PPW) |
2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 |
2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 |
1270.0 0.0 0.0 592.0 233.0 0.0 0.0 1270.0 0.0 0.0 592.0 233.0 0.0 0.0 2000.0 1.0 331.0 631.0 249.0 331.0 0.0 |
2025-09-18 05:00 2025-09-18 05:00 2025-09-18 05:00 2025-09-18 05:00 2025-09-18 05:00 2025-09-18 05:00 2025-09-18 05:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 |
2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 06:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 17:00 2025-09-18 18:00 2025-09-18 18:00 2025-09-18 18:00 2025-09-18 18:00 2025-09-18 18:00 2025-09-18 18:00 2025-09-18 18:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replacing 3/028 structure, A condition.:AW/4B Curve 107. WAPAEAST-WAPANORTH = 233. WYOCENTRAL-STANDPIPE = 0. TOT4B-WYONORTH = 592. TOT 4B = 825. Potential Real Time Impact to Wyoming Generation: | 2025-09-03 15:31 | 177048 | 2025-09-08 10:00 | |
| PPW 25-17887 | 18314 | PPW | Echo Springs-Latham section of the Point of Rocks-Latham 230 kV line | AEOLUSGEN-AEOLUS(PPW) OUTAGE-WYOCENTRAL(PPW) STANDPIPE-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-STANDPIPE(PPW) WYOEAST-AEOW(PPW) |
2000.0 1.0 331.0 631.0 249.0 331.0 0.0 |
2000.0 1.0 331.0 631.0 249.0 331.0 0.0 |
1270.0 0.0 0.0 592.0 233.0 0.0 0.0 |
2025-09-19 08:00 2025-09-19 08:00 2025-09-19 08:00 2025-09-19 08:00 2025-09-19 08:00 2025-09-19 08:00 2025-09-19 08:00 |
2025-09-19 15:00 2025-09-19 15:00 2025-09-19 15:00 2025-09-19 15:00 2025-09-19 15:00 2025-09-19 15:00 2025-09-19 15:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replacing 2/078 structure, A condition.:AW/4B Curve 107. WAPAEAST-WAPANORTH = 233. WYOCENTRAL-STANDPIPE = 0. TOT4B-WYONORTH = 592. TOT 4B = 825. Potential Real Time Impact to Wyoming Generation: | 2025-09-03 15:39 | 177049 | 2025-09-03 15:40 | |
| PPW 25-17454 | 18303 | PPW | Burns: Series Cap Segment #1 & 2,Burns: SW 11D10 | BORA-M500(PPW) SMLK-H500(PPW) |
1090.0 100.0 |
1090.0 100.0 |
1070.0 96.0 |
2025-09-22 06:00 2025-09-22 06:00 |
2025-11-07 16:00 2025-11-07 16:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Bypass capacitors to keep IPCO 138kV system within system operating limits.:JBSN-JB345 = 2100. PacifiCorp = 1400. IPCo = 700; Path 75 limited to 535. SMLK-H500 = 96; BORA-M500 = 1070;: | 2025-08-28 12:33 | 176613 | 2025-08-28 12:34 | |
| PPW 26-00002 | 17627 | PPW | IPC Midpoint-Hemingway 500 kV line,IPCo Midpoint: 500/345 kV Bank T-501 | H500-M500(PPW) M500-H500(PPW) PACW-NTLOAD(PPW) H500-M500(PPW) M500-H500(PPW) PACW-NTLOAD(PPW) |
800.0 1090.0 9999.0 800.0 1090.0 9999.0 |
800.0 1090.0 9999.0 800.0 1090.0 9999.0 |
350.0 350.0 0.0 800.0 1090.0 9999.0 |
2025-09-22 06:00 2025-09-22 06:00 2025-09-22 06:00 2026-02-23 08:00 2026-02-23 08:00 2026-02-23 08:00 |
2025-11-07 16:00 2025-11-07 16:00 2025-11-07 16:00 2026-05-29 15:00 2026-05-29 15:00 2026-05-29 15:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:This outage is for relocating the existing Midpoint T501 345kV/500kV transformer to a new 345kV station bay.:M500-H500 & H500-M500= 350. BORA-M500 = 959. No impact to Bridger West. Jim Bridger Generation may be restricted real time (as determined by Northwest Path Flow). Network Load Service Arrangements may be required for Southern Oregon Load. Note: TTC Schedules on Path 75 East & West are 0. However, the SOL is 350 West / 325 East (Limited by Bowmont Xfmrs). However, there is a potential of up to 300 mw of actual unscheduled inadvertent flow between Hemingway & Summer Lake. JBSN-JB345 = 2200. PacifiCorp = 1467. IPCo = 733. Jim Bridger Generation may be restricted real time (as determined by Northwest Path Flow).: | 2025-01-28 09:16 | 161059 | 2025-05-05 13:54 | |
| PPW 25-16658 | 18290 | PPW | Dave Johnston-WAPA Goshen 230 kV line | DJ-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-DJ(PPW) |
790.0 0.0 790.0 |
790.0 0.0 790.0 |
441.0 0.0 441.0 |
2025-09-22 07:00 2025-09-22 07:00 2025-09-22 07:00 |
2025-09-26 15:00 2025-09-26 15:00 2025-09-26 15:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:**Commissioning Required** Replace CB 1H204 and SW 1H7052:DJ-WYOE & WYOE-DJ = 478 (Dave Johnston-TSGT Laramie River Station 230 kV line rating).: | 2025-08-22 10:01 | 175809 | 2025-08-22 10:03 | |
| PPW 25-04835 | 18040 | PPW | Weed Junction: SW 2G27,Weed Junction: PST T-3726,Weed Junction: WEEDJUNC CS 2G50,Crag View: C/S 2G48 | 0.0 | 0.0 | 0.0 | 2025-09-22 08:00 | 2025-10-07 14:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:TCOH on Phase shifter at weed JCT: | 2025-07-02 08:32 | 163923 | 2025-09-03 15:57 | ||
| PPW 25-14736 | 18229 | PPW | Black Rock-Osceola 230 kV line | GON.PAV-PAVANT(PPW) PAVANT-GON.PAV(PPW) |
130.0 139.0 |
130.0 139.0 |
0.0 0.0 |
2025-09-22 08:30 2025-09-22 08:30 |
2025-09-23 17:00 2025-09-23 17:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Changing Wingarms between Blackrock and State Line:PAVANT-GON.PAV = 0. GON.PAV-PAVANT = 0.: | 2025-08-01 11:11 | 173874 | 2025-08-01 11:11 | |
| PPW 25-14736 | 18230 | PPW | Black Rock-Osceola 230 kV line | 0.0 | 0.0 | 0.0 | 2025-09-22 08:30 | 2025-09-23 17:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Changing Wingarms between Blackrock and State Line:PAVANT-GON.PAV = 0. GON.PAV-PAVANT = 0.: | 2025-08-01 11:11 | 173874 | 2025-08-01 11:11 | ||
| PPW 25-03491 | 17721 | PPW | Atlantic City: LINE CB 1H116,Atlantic City: SW 1H118,Wyopo: LINERUPTOR 1H99,Wyopo-Atlantic City sect | TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) |
631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 |
631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 |
631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 631.0 249.0 574.0 0.0 574.0 571.0 235.0 287.0 0.0 287.0 571.0 235.0 287.0 0.0 287.0 631.0 249.0 574.0 0.0 574.0 |
2025-06-04 11:00 2025-06-04 11:00 2025-06-04 11:00 2025-06-04 11:00 2025-06-04 11:00 2025-07-30 11:00 2025-07-30 11:00 2025-07-30 11:00 2025-07-30 11:00 2025-07-30 11:00 2025-08-27 11:00 2025-08-27 11:00 2025-08-27 11:00 2025-08-27 11:00 2025-08-27 11:00 2025-09-22 10:00 2025-09-22 10:00 2025-09-22 10:00 2025-09-22 10:00 2025-09-22 10:00 2025-09-22 11:00 2025-09-22 11:00 2025-09-22 11:00 2025-09-22 11:00 2025-09-22 11:00 2025-09-24 15:00 2025-09-24 15:00 2025-09-24 15:00 2025-09-24 15:00 2025-09-24 15:00 |
2025-06-06 16:30 2025-06-06 16:30 2025-06-06 16:30 2025-06-06 16:30 2025-06-06 16:30 2025-08-01 16:30 2025-08-01 16:30 2025-08-01 16:30 2025-08-01 16:30 2025-08-01 16:30 2025-08-29 16:30 2025-08-29 16:30 2025-08-29 16:30 2025-08-29 16:30 2025-08-29 16:30 2025-09-22 11:00 2025-09-22 11:00 2025-09-22 11:00 2025-09-22 11:00 2025-09-22 11:00 2025-09-24 15:00 2025-09-24 15:00 2025-09-24 15:00 2025-09-24 15:00 2025-09-24 15:00 2025-09-24 16:30 2025-09-24 16:30 2025-09-24 16:30 2025-09-24 16:30 2025-09-24 16:30 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Breaker Minor Maintenance 1H116:AW/4B Curve 117. WAPAEAST-WAPANORTH = 235. WYOEAST-AEOW (Aeolus West) = 1632. TOT4B-WYONORTH = 571. TOT 4B = 806. Potential Real Time Impact to Wyoming Generation: | 2025-02-27 14:17 | 162573 | 2025-09-08 10:23 | |
| PPW 25-13898 | 18213 | PPW | Little Snake: SW 11B4,Little Snake: Reactor #1 116.1 MVAR,Aeolus-Clover 500 kV line,Clover: SW 11B11 | AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) |
1394.0 1000.0 1394.0 1000.0 1394.0 1000.0 |
1394.0 1000.0 1394.0 1000.0 1394.0 1000.0 |
0.0 0.0 0.0 0.0 0.0 0.0 |
2025-09-23 06:30 2025-09-23 06:30 2025-09-23 08:30 2025-09-23 08:30 2025-10-02 07:30 2025-10-02 07:30 |
2025-09-23 08:30 2025-09-23 08:30 2025-10-02 07:30 2025-10-02 07:30 2025-10-02 09:30 2025-10-02 09:30 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Warranty work to replace oil valve on Little Snake reactor #1:CLOVER-AEOLUS and AEOLUS-CLOVER=0 DURING SWITCHING ONLY.: | 2025-07-30 14:31 | 173034 | 2025-07-30 14:34 | |
| PPW 25-14749 | 18231 | PPW | Pavant-Sigurd 230 kV line | PACE-PAVANT(PPW) PAVANT-GON.PAV(PPW) PAVANT-PACE(PPW) |
150.0 139.0 150.0 |
150.0 139.0 150.0 |
0.0 0.0 0.0 |
2025-09-24 07:30 2025-09-24 07:30 2025-09-24 07:30 |
2025-09-26 17:00 2025-09-26 17:00 2025-09-26 17:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Change Wingarm and Insulator Changeouts:PACE-PAVANT, PAVANT-PACE & PAVANT-GON.PAV = 0. GON.PAV-PAVANT = Black Rock & Pavant load.: | 2025-08-01 11:17 | 173887 | 2025-08-01 11:18 | |
| PPW 25-17893 | 18315 | PPW | Atlantic City-Rock Springs 230 kV line | TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) |
631.0 249.0 574.0 0.0 574.0 |
631.0 249.0 574.0 0.0 574.0 |
571.0 235.0 287.0 0.0 287.0 |
2025-09-25 06:00 2025-09-25 06:00 2025-09-25 06:00 2025-09-25 06:00 2025-09-25 06:00 |
2025-10-17 18:00 2025-10-17 18:00 2025-10-17 18:00 2025-10-17 18:00 2025-10-17 18:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Working on A conditions.:AW/4B Curve 117. WAPAEAST-WAPANORTH = 235. WYOCENTRAL-WYOEAST=287. TOT4B-WYONORTH = 571. TOT 4B = 806. Potential Real Time Impact to Wyoming Generation: | 2025-09-03 15:56 | 177055 | 2025-09-04 12:27 | |
| PPW 25-16930 | 18318 | PPW | Firehole-WAPA Flaming Gorge 230 kV line,Little Mountain (WY): LINERUPTER 1H26,Little Mtn-Flaming Gor | FGE-WYOCENTRAL(PPW) THERMALGEN-PACE(PPW) WYOCENTRAL-FGE(PPW) FGE-WYOCENTRAL(PPW) THERMALGEN-PACE(PPW) WYOCENTRAL-FGE(PPW) |
200.0 9999.0 200.0 200.0 9999.0 200.0 |
200.0 9999.0 200.0 200.0 9999.0 200.0 |
200.0 9999.0 200.0 0.0 0.0 0.0 |
2025-09-24 07:00 2025-09-24 07:00 2025-09-24 07:00 2025-09-25 07:00 2025-09-25 07:00 2025-09-25 07:00 |
2025-09-24 14:00 2025-09-24 14:00 2025-09-24 14:00 2025-09-25 14:00 2025-09-25 14:00 2025-09-25 14:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Perform WECC Critical maintenance on Powerline Carrier between Firehole Substation and WAPA Flaming Gorge Sub.:Flaming Gorge aggregate generation limited below 90MW. FGE-WYOCENTRAL & WYOCENTRAL-FGE: 0: | 2025-09-04 12:04 | 176082 | 2025-09-04 14:28 | |
| PPW 25-11740 | 18044 | PPW | Huntington-Spanish Fork 345 kV line | 0.0 | 0.0 | 0.0 | 2025-09-25 07:00 | 2025-09-30 16:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Spanish Fork-Huntington Pole Replacement:No impact under normal conditions.: | 2025-07-02 13:57 | 170869 | 2025-07-02 13:57 | ||
| PPW 25-15979 | 18286 | PPW | Pomona-BPA Vantage 230 kV line | MIDC-YAKIMA(PPW) PACW-NTLOAD(PPW) YAKIMA-MIDC(PPW) |
402.0 9999.0 402.0 |
402.0 9999.0 402.0 |
402.0 0.0 402.0 |
2025-09-29 07:00 2025-09-29 07:00 2025-09-29 07:00 |
2025-10-03 17:00 2025-10-03 17:00 2025-10-03 17:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Changning out dampers on the river crossing 3/39:No impact to Yakima load service with two 230 kV lines in service. Network Load Service Arrangements may be required.: | 2025-08-21 11:33 | 175122 | 2025-08-21 11:33 | |
| PPW 25-17736 | 18320 | PPW | Rolling Hills Wind Collector: 34 kV Circuit #6 | WINDGEN-PACW(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-09-30 07:00 | 2025-09-30 14:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:RH1-610 pad mount transformer vault replacement:Rolling Hills Wind Collector Feeder #6 unavailable.: | 2025-09-05 13:12 | 176898 | 2025-09-05 13:12 | |
| PPW 25-13899 | 18220 | PPW | Coyote: Reactor #1 116.1 MVAR,Coyote: SW 11B4,Aeolus-Clover 500 kV line,Aeolus: SW 11G56,Clover: SW | AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) |
1394.0 1000.0 1394.0 1000.0 |
1394.0 1000.0 1394.0 1000.0 |
0.0 0.0 0.0 0.0 |
2025-10-02 08:30 2025-10-02 08:30 2025-10-10 08:30 2025-10-10 08:30 |
2025-10-02 09:30 2025-10-02 09:30 2025-10-10 09:30 2025-10-10 09:30 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Warranty work to replace oil valve on Coyote reactor #1:CLOVER-AEOLUS and AEOLUS-CLOVER=0 DURING SWITCHING ONLY.: | 2025-07-31 10:35 | 173035 | 2025-07-31 10:41 | |
| PPW 25-09173 | 17952 | PPW | Hopland-Union Gap section of the BPA Moxee-Union Gap 115 kV line,Hopland: C/S 2Y53,Hopland: Bank #1, | 0.0 | 0.0 | 0.0 | 2025-10-02 12:00 | 2025-10-24 23:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Install Conduit and Panel 4R. Replace SW 2Y52, 2Y531 and MO, 115kV Bus Tie SW and XFMR BK #1 Relay upgrade. :Hopland will be fed from BPA Moxee. Network Load Service Arrangements may be required.: | 2025-05-31 21:25 | 168280 | 2025-08-26 15:51 | ||
| PPW 25-15980 | 18287 | PPW | GCPD Wanapum-Pomona 230 kV line,Pomona Heights: POMONAHE GND SW 1Y507 | MIDC-YAKIMA(PPW) PACW-NTLOAD(PPW) YAKIMA-MIDC(PPW) |
402.0 9999.0 402.0 |
402.0 9999.0 402.0 |
402.0 0.0 402.0 |
2025-10-06 07:00 2025-10-06 07:00 2025-10-06 07:00 |
2025-10-10 17:00 2025-10-10 17:00 2025-10-10 17:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Changing out insulators at pole 5/24. replace armor rod on multiple structures.:No impact to Yakima load service with two 230 kV lines in service. Network Load Service Arrangements may be required.: | 2025-08-21 12:00 | 175123 | 2025-08-21 12:01 | |
| PPW 25-15674 | 18258 | PPW | Mile Hi: CB 5L104 | OTHERGEN-PACW(PPW) OTHERGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-03 08:00 2025-10-07 08:00 |
2025-09-03 16:00 2025-10-08 16:00 |
SCHEDULED | DISTRIBUTION | PLANNED | ONPATH | PPW | continuous:Relay setting change and test.:Metzger Solar unavailable.: | 2025-08-09 12:00 | 174815 | 2025-08-26 14:45 | |
| PPW 25-15692 | 18259 | PPW | Mile Hi: CB 5L105 | OTHERGEN-PACW(PPW) OTHERGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
9999.0 0.0 |
2025-09-04 08:00 2025-10-09 08:00 |
2025-09-04 16:00 2025-10-10 16:00 |
SCHEDULED | DISTRIBUTION | PLANNED | ONPATH | PPW | continuous:Relay setting change and testing.:Black Cap Solar unavailable.: | 2025-08-09 12:00 | 174833 | 2025-08-26 14:46 | |
| PPW 25-13902 | 18221 | PPW | Coyote: Reactor #2 116.1 MVAR,Coyote: SW 11B9,Aeolus: SW 11G56,Clover: SW 11B114,Aeolus-Clover 500 k | AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) AEOLUS-CLOVER(PPW) CLOVER-AEOLUS(PPW) |
1394.0 1000.0 1394.0 1000.0 |
1394.0 1000.0 1394.0 1000.0 |
0.0 0.0 0.0 0.0 |
2025-10-10 08:30 2025-10-10 08:30 2025-10-20 08:30 2025-10-20 08:30 |
2025-10-10 09:30 2025-10-10 09:30 2025-10-20 09:30 2025-10-20 09:30 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Warranty work to replace oil valve on Coyote reactor #2:CLOVER-AEOLUS and AEOLUS-CLOVER=0 DURING SWITCHING ONLY.: | 2025-07-31 10:43 | 173038 | 2025-07-31 10:43 | |
| PPW 25-09054 | 17933 | PPW | Gala Solar: Xfmr T1 | OTHERGEN-PACW(PPW) OTHERGEN-PACW(PPW) |
9999.0 9999.0 |
9999.0 9999.0 |
0.0 9999.0 |
2025-09-29 18:45 2025-10-14 07:00 |
2025-10-01 16:00 2025-10-15 16:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Three-year substation preventative maintenance.:Gala Solar offline.: | 2025-05-21 14:37 | 168161 | 2025-05-21 14:37 | |
| PPW 25-07860 | 17890 | PPW | WAPA Thermopolis-Hilltop-WAPA Lovell 115 kV line | YTP-WYONORTH(PPW) | 400.0 | 400.0 | 377.0 | 2025-10-14 07:00 | 2025-10-20 11:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace Nahne Jensen Line switches NJ-5761 and NJ-5765.:YTP-WYONORTH = 377. YTS = Series #11: TTC of 589 (PACE = 377 & LAPT = 212).: | 2025-05-02 13:30 | 166966 | 2025-05-02 13:30 | |
| PPW 25-00010 | 16953 | PPW | Hemingway-Summer Lake 500 kV line | H500-SMLK(PPW) PACW-NTLOAD(PPW) SMLK-H500(PPW) H500-SMLK(PPW) PACW-NTLOAD(PPW) SMLK-H500(PPW) |
1500.0 9999.0 100.0 1500.0 9999.0 100.0 |
1500.0 9999.0 100.0 1500.0 9999.0 100.0 |
1500.0 9999.0 100.0 0.0 0.0 0.0 |
2025-04-01 08:00 2025-04-01 08:00 2025-04-01 08:00 2025-10-17 08:00 2025-10-17 08:00 2025-10-17 08:00 |
2025-09-14 18:00 2025-09-14 18:00 2025-09-14 18:00 2025-10-31 18:00 2025-10-31 18:00 2025-10-31 18:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Spacer Replacements:H500-SMLK & SMLK-H500 = 0; BORA-M500 = 959; Network Load Service Arrangements may be required for Southern Oregon Load.: | 2024-04-30 09:25 | 144659 | 2024-12-20 09:45 | |
| PPW 25-08635 | 17922 | PPW | BPA Captain Jack-Grizzly-Ponderosa #1 500 kV line | BPAT.PACW-PONDEROSA230(PPW) | 267.0 | 267.0 | 267.0 | 2025-10-21 08:00 | 2025-10-21 09:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:DE-ENERGIZE LINE FOR DEADLINE SWITCHING AT POND:BPAT.PACW-PONDEROSA230 = 555 Summer/ 700 Winter: | 2025-05-15 11:16 | 167741 | 2025-05-15 11:16 | |
| PPW 25-09174 | 18000 | PPW | Hopland-Union Gap section of the BPA Moxee-Union Gap 115 kV line,Hopland: Bank #1,Hopland: Bank #2 | 0.0 | 0.0 | 0.0 | 2025-10-24 23:00 | 2025-10-25 05:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Install Bus between SW 2Y51, 2Y61 and 115kV Bus Tie SW:Hopland will be fed from BPA Moxee. Network Load Service Arrangements may be required.: | 2025-06-16 08:07 | 168281 | 2025-08-26 15:52 | ||
| PPW 25-16679 | 18281 | PPW | BPA: AC, DC, WS, and Synchrophasor RAS Controllers | THERMALGEN-PACW(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-10-25 11:00 | 2025-10-25 11:30 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:RAS WS-A CONTROLLER,MUNRO: RAS WS-B CONTROLLER ANNUAL SYSTEM TESTING :Chehalis Powerhouse unavailable.: | 2025-08-20 13:56 | 175830 | 2025-08-20 14:05 | |
| PPW 25-07978 | 17897 | PPW | WAPA Thermopolis-Hilltop-WAPA Lovell 115 kV line | YTP-WYONORTH(PPW) YTP-WYONORTH(PPW) YTP-WYONORTH(PPW) |
400.0 400.0 400.0 |
400.0 400.0 400.0 |
400.0 400.0 377.0 |
2025-06-25 11:01 2025-07-21 07:00 2025-10-27 07:00 |
2025-06-27 16:00 2025-07-24 15:00 2025-10-29 11:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Replace broken insulators:YTP-WYONORTH = 377. YTS = Series #11: TTC of 589 (PACE = 377 & LAPT = 212).: | 2025-05-05 09:53 | 167084 | 2025-07-03 09:09 | |
| PPW 25-08632 | 17921 | PPW | BPA Captain Jack-Grizzly-Ponderosa #1 500 kV line | BPAT.PACW-PONDEROSA230(PPW) | 267.0 | 267.0 | 267.0 | 2025-10-31 14:00 | 2025-10-31 15:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:DE-ENERGIZE LINE FOR DEADLINE SWITCHING AT POND:BPAT.PACW-PONDEROSA230 = 555 Summer/ 700 Winter: | 2025-05-15 11:14 | 167738 | 2025-05-15 11:14 | |
| PPW 25-16504 | 18274 | PPW | Malin-PG&E Round Mountain #2 500 kV line | MALIN500-RDM500(PPW) RDM500-MALIN500(PPW) |
800.0 612.0 |
800.0 612.0 |
600.0 416.0 |
2025-11-05 05:30 2025-11-05 05:30 |
2025-11-06 17:30 2025-11-06 17:30 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Path restriction for PAC 25-15610.:MALIN500-RDM500 = 600. RDM500-MALIN500 = 416.: | 2025-08-18 13:34 | 175649 | 2025-08-18 13:34 | |
| PPW 25-18118 | 18319 | PPW | BPA McNary: CB L366,BPA McNary: Bypass Bus SW to CB L366,BPA McNary: Line SW to CB L366,BPA McNary: | WINDGEN-PACW(PPW) | 9999.0 | 9999.0 | 0.0 | 2025-11-13 07:00 | 2025-11-13 15:00 | SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Circuit breaker maintenance.:Orchard Wind Farm restricted to 0 MW.: | 2025-09-05 11:26 | 177282 | 2025-09-05 11:26 | |
| PPW 25-10042 | 17988 | PPW | Jim Bridger-Mustang 230 kV line,Mustang-WAPA Spence 230 kV line | JBSN-WYOCENTRAL(PPW) TOT4B-WYONORTH(PPW) WAPAEAST-WAPANORTH(PPW) WYOCENTRAL-JBSN(PPW) WYOCENTRAL-WYOEAST(PPW) WYOEAST-AEOW(PPW) WYOEAST-WYOCENTRAL(PPW) |
600.0 631.0 249.0 600.0 574.0 0.0 574.0 |
600.0 631.0 249.0 600.0 574.0 0.0 574.0 |
400.0 631.0 243.0 400.0 287.0 0.0 287.0 |
2025-11-19 07:15 2025-11-19 07:15 2025-11-19 07:15 2025-11-19 07:15 2025-11-19 07:15 2025-11-19 07:15 2025-11-19 07:15 |
2025-11-21 14:00 2025-11-21 14:00 2025-11-21 14:00 2025-11-21 14:00 2025-11-21 14:00 2025-11-21 14:00 2025-11-21 14:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Mustang: Remove 230 kV Shoo Fly:AW/4B Curve 121. WAPAEAST-WAPANORTH = 243. WYOEAST-AEOW (Aeolus West) = 1627. TOT4B-WYONORTH = 631. TOT 4B = 874. JBSN-WYOC & WYOC-JBSN = 400. Potential Real Time Impact to Wyoming Generation Great Divide will be radial from WAPA Spence via Mustang. Network Load Service Arrangements may be required.: | 2025-06-10 12:20 | 169155 | 2025-06-10 12:50 | |
| PPW 26-00007 | 17980 | PPW | Hemingway-Summer Lake 500 kV line | BORA-M500(PPW) H500-SMLK(PPW) PACW-NTLOAD(PPW) SMLK-H500(PPW) |
1090.0 1500.0 9999.0 100.0 |
1090.0 1500.0 9999.0 100.0 |
959.0 0.0 0.0 0.0 |
2026-05-11 08:00 2026-05-11 08:00 2026-05-11 08:00 2026-05-11 08:00 |
2026-05-22 18:00 2026-05-22 18:00 2026-05-22 18:00 2026-05-22 18:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:Spacer Replacements:H500-SMLK & SMLK-H500 = 0; BORA-M500 = 959; Network Load Service Arrangements may be required for Southern Oregon Load.: | 2025-06-09 09:44 | 168591 | 2025-06-09 09:46 | |
| PPW 24-04189 | 16311 | PPW | Cove (OR): 230/69 kV Bank #2 (T3398) | COVEPACW-ROUNDBUTTE(PPW) ROUNDBUTTE-COVEPACW(PPW) COVEPACW-ROUNDBUTTE(PPW) ROUNDBUTTE-COVEPACW(PPW) COVEPACW-ROUNDBUTTE(PPW) ROUNDBUTTE-COVEPACW(PPW) COVEPACW-ROUNDBUTTE(PPW) ROUNDBUTTE-COVEPACW(PPW) COVEPACW-ROUNDBUTTE(PPW) ROUNDBUTTE-COVEPACW(PPW) |
123.0 123.0 123.0 123.0 123.0 123.0 123.0 123.0 123.0 123.0 |
123.0 123.0 123.0 123.0 123.0 123.0 123.0 123.0 123.0 123.0 |
123.0 123.0 123.0 123.0 123.0 123.0 123.0 123.0 60.0 60.0 |
2024-07-01 12:00 2024-07-01 12:00 2024-10-14 12:00 2024-10-14 12:00 2025-04-28 12:00 2025-04-28 12:00 2025-07-07 12:00 2025-07-07 12:00 2026-07-06 12:00 2026-07-06 12:00 |
2024-07-21 12:00 2024-07-21 12:00 2024-11-01 12:00 2024-11-01 12:00 2025-05-30 12:00 2025-05-30 12:00 2025-08-01 12:00 2025-08-01 12:00 2026-07-31 12:00 2026-07-31 12:00 |
SCHEDULED | TRANSMISSION | PLANNED | ONPATH | PPW | continuous:T-3398 LTC Maintenance and Bushing Replacement:COVEPACW-ROUNDBUTTE & ROUNDBUTTE-COVEPACW = 60.: | 2024-03-15 09:39 | 142013 | 2025-06-18 08:34 |
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